From 452bae2722a623a444355075ebc159ce0370a08a Mon Sep 17 00:00:00 2001 From: cracyc Date: Sun, 22 Dec 2013 21:17:17 +0000 Subject: (mess) mega Soviet clone patch [shattered] - moves ec184*, iskr103* and mc1502 out of pc.c - moves CGA font upload support to a subclass - adds new drivers: poisk1, ec1847, pk88 - adds a skeleton of native iskr103* keyboard i8089: implement remaining instructions and support execution from "io" space. [Carl] (mess) isbc-215g: add intel isbc-215g hdd controller, read only for now [Carl] (mess) isbc: add hdd support to isbc2861 (nw) --- src/mess/machine/p1_hdc.c | 159 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 159 insertions(+) create mode 100644 src/mess/machine/p1_hdc.c (limited to 'src/mess/machine/p1_hdc.c') diff --git a/src/mess/machine/p1_hdc.c b/src/mess/machine/p1_hdc.c new file mode 100644 index 00000000000..3ea7f972a78 --- /dev/null +++ b/src/mess/machine/p1_hdc.c @@ -0,0 +1,159 @@ +// license:BSD-3-Clause +// copyright-holders:XXX +/********************************************************************** + + Poisk-1 HDC device (model B942) + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#include "p1_hdc.h" + + +//************************************************************************** +// MACROS / CONSTANTS +//************************************************************************** + +#define VERBOSE_DBG 1 + +#define DBG_LOG(N,M,A) \ + do { \ + if(VERBOSE_DBG>=N) \ + { \ + if( M ) \ + logerror("%11.6f: %-24s",machine().time().as_double(),(char*)M ); \ + logerror A; \ + } \ + } while (0) + +#define KM1809VG7_TAG "d17" + + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +const device_type P1_HDC = &device_creator; + +static WD2010_INTERFACE( hdc_intf ) +{ + DEVCB_NULL, + DEVCB_NULL, + DEVCB_NULL, + DEVCB_NULL, + DEVCB_NULL, + DEVCB_NULL, + DEVCB_NULL, + DEVCB_NULL, + DEVCB_LINE_VCC, + DEVCB_LINE_VCC, + DEVCB_LINE_VCC, + DEVCB_LINE_VCC, + DEVCB_LINE_VCC +}; + +static MACHINE_CONFIG_FRAGMENT( hdc_b942 ) + MCFG_WD2010_ADD(KM1809VG7_TAG, 5000000, hdc_intf) // XXX clock? + + MCFG_HARDDISK_ADD("hard0") + MCFG_HARDDISK_ADD("hard1") +MACHINE_CONFIG_END + + +//------------------------------------------------- +// ROM( p1_hdc ) +//------------------------------------------------- + +ROM_START( p1_hdc ) + ROM_REGION( 0x0800, "p1_hdc", 0 ) + ROM_DEFAULT_BIOS("v14") + ROM_SYSTEM_BIOS(0, "v11", "ver 1.1") + ROMX_LOAD( "b_hd_v11.rf2", 0x00000, 0x0800, CRC(a19c39b2) SHA1(57faa56b320abf801fedbed578cf97d253e5b777), ROM_BIOS(1)) + ROM_SYSTEM_BIOS(1, "v12", "ver 1.2") + ROMX_LOAD( "p_hdd_nm.bin", 0x00000, 0x0800, CRC(d5f8e4cc) SHA1(5b533642df30958539715f87a7f25b0d66dd0861), ROM_BIOS(2)) + ROM_SYSTEM_BIOS(2, "v14", "ver 1.4") // (c) `.lesnyh. , 1992 + ROMX_LOAD( "b942_5mb.bin", 0x00000, 0x0800, CRC(a3cfa240) SHA1(0b0aa1ce839a957153bfbbe70310480ca9fe21b6), ROM_BIOS(3)) +ROM_END + + +//------------------------------------------------- +// machine_config_additions - device-specific +// machine configurations +//------------------------------------------------- + +machine_config_constructor p1_hdc_device::device_mconfig_additions() const +{ + return MACHINE_CONFIG_NAME( hdc_b942 ); +} + + +//------------------------------------------------- +// rom_region - device-specific ROM region +//------------------------------------------------- + +const rom_entry *p1_hdc_device::device_rom_region() const +{ + return ROM_NAME( p1_hdc ); +} + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + + +READ8_MEMBER(p1_hdc_device::p1_HDC_r) +{ + UINT8 data = 0x00; + + switch (offset >> 8) { + case 8: data = m_hdc->read(space, offset & 255); + } + DBG_LOG(1,"hdc",("R $%04x == $%02x\n", offset, data)); + + return data; +} + +WRITE8_MEMBER(p1_hdc_device::p1_HDC_w) +{ + DBG_LOG(1,"hdc",("W $%04x <- $%02x\n", offset, data)); + switch (offset >> 8) { + case 8: m_hdc->write(space, offset & 255, data, 0); + } +} + +//------------------------------------------------- +// p1_hdc_device - constructor +//------------------------------------------------- + +p1_hdc_device::p1_hdc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, P1_HDC, "Poisk-1 MFM disk B942", tag, owner, clock, "p1_hdc", __FILE__), + device_isa8_card_interface( mconfig, *this ), + m_hdc(*this, KM1809VG7_TAG) +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void p1_hdc_device::device_start() +{ + set_isa_device(); + m_isa->install_rom(this, 0xe2000, 0xe27ff, 0, 0, "XXX", "p1_hdc"); + m_isa->install_memory(0xd0000, 0xd0fff, 0, 0, + READ8_DELEGATE(p1_hdc_device, p1_HDC_r), + WRITE8_DELEGATE(p1_hdc_device, p1_HDC_w) ); +} + + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void p1_hdc_device::device_reset() +{ +} -- cgit v1.2.3-70-g09d2